Remote AWS Cloud Security Engineer - FedRAMP & Zero Trust

Peraton; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Peraton seeks an experienced AWS Cloud Security Engineer to design, build, and operate security controls for a FedRAMP Moderate AWS cloud infrastructure supporting the RDG program. This hands-on role embeds secure-by-design principles in cloud architecture and ensures ongoing FedRAMP compliance.

The engineer will implement security architecture, harden cloud environments, and support ATO activities within a federal compliance framework. This is a 100% remote position.

Qualifications

• US citizenship is required and ability to obtain Top-Secret eligible clearance.
• Minimum 8 years of relevant work experience in computer science or related field.
• 5+ years of hands-on AWS engineering experience with 3+ years in cloud security roles.
• Experience with FedRAMP Moderate/High, DoD RMF, or comparable federal security controls.
• Experience supporting SSPs and RMF processes, and AWS GovCloud (US) environments.
• Hands-on AWS security services including IAM, GuardDuty, Security Hub, Config, CloudTrail, KMS, WAF, Macie, Inspector, and Systems Manager.
• Strong knowledge of NIST SP 800-53 rev 5 controls and mapping implementations to controls.
• 3+ years with IaC (Terraform/CloudFormation) and policy-as-code tooling.
• Networking security fundamentals (VPC, SGs, NACLs, PrivateLink, TGW).
• Experience with vulnerability management tools and remediation tracking.
• Experience implementing Zero Trust Architecture in AWS.
• Familiarity with SIEM/log aggregation tools (Splunk, OpenSearch, CloudWatch).
• Scripting in Python or Bash for automation.
• Understanding encryption standards (FIPS 140-2/140-3, TLS 1.2+).
• One of: AWS Security – Specialty, AWS SA – Security, CISSP, CISM, or Security+.

Responsibilities

• Design and implement security architecture for AWS workloads aligned with FedRAMP Moderate baseline controls.
• Build and maintain security guardrails using AWS-native services (IAM, GuardDuty, Security Hub, Config, CloudTrail, KMS, WAF, Macie, Inspector).
• Implement and manage IaC security controls (Terraform/CloudFormation) with policy as code.
• Support System Security Plans (SSPs), ATO activities, and POA&M remediation.
• Perform continuous monitoring, vulnerability scanning, patch management tracking, and monthly/annual assessment support.
• Configure and maintain centralized logging, SIEM integration, and audit trail retention per FedRAMP/NIST requirements.
• Implement least-privilege IAM policies, SCPs, and cross-account access controls.
• Manage encryption at rest and in transit (KMS, ACM, TLS) per FIPS 140-2/140-3 requirements.
• Respond to security incidents, perform root cause analysis, and support incident response playbooks.
• Collaborate with DevOps/Platform teams to embed security into CI/CD pipelines (DevSecOps).
• Maintain documentation for control implementation statements, architecture diagrams, and audit evidence.
• Support boundary definition and system categorization activities (FIPS 199).

Skills

AWS security engineering

FedRAMP/NIST compliance

Zero Trust Architecture

Vulnerability management

SIEM/log management

Scripting (Python/Bash)

Encryption standards

Cloud security architecture

Incident response

Education

Bachelor's degree in Computer Science / Cybersecurity / Information Technology

AWS Certified Security – Specialty

CISSP / CISM / Security+

Tools

Terraform

CloudFormation

AWS IAM

GuardDuty

Security Hub

Config

KMS

WAF

Macie

Inspector

OpenSearch

Splunk

Job description

Peraton seeks an experienced AWS Cloud Security Engineer to design, build, and operate security controls for a FedRAMP Moderate AWS cloud infrastructure supporting the RDG program. This hands-on role embeds secure-by-design principles in cloud architecture and ensures ongoing FedRAMP compliance.

The engineer will implement security architecture, harden cloud environments, and support ATO activities within a federal compliance framework. This is a 100% remote position.